linux-kernel - [PATCH] ASoC: fsl_esai: add IRQF_SHARED for devm_request

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Message-Id: <1595476808-28927-1-git-send-email-shengjiu.wang@nxp.com>
Date:   Thu, 23 Jul 2020 12:00:08 +0800
From:   Shengjiu Wang <shengjiu.wang@....com>
To:     timur@...nel.org, nicoleotsuka@...il.com, Xiubo.Lee@...il.com,
        festevam@...il.com, broonie@...nel.org, perex@...ex.cz,
        tiwai@...e.com, alsa-devel@...a-project.org
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ASoC: fsl_esai: add IRQF_SHARED for devm_request_irq

ESAI interfaces may share same interrupt line with EDMA on
some platforms (e.g. i.MX8QXP, i.MX8QM).
Add IRQF_SHARED flag to allow sharing the irq among several
devices

Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
Signed-off-by: Viorel Suman <viorel.suman@....com>
---
 sound/soc/fsl/fsl_esai.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index b8fbd7ba94af..4ae36099ae82 100644
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -1012,7 +1012,7 @@ static int fsl_esai_probe(struct platform_device *pdev)
 	if (irq < 0)
 		return irq;
 
-	ret = devm_request_irq(&pdev->dev, irq, esai_isr, 0,
+	ret = devm_request_irq(&pdev->dev, irq, esai_isr, IRQF_SHARED,
 			       esai_priv->name, esai_priv);
 	if (ret) {
 		dev_err(&pdev->dev, "failed to claim irq %u\n", irq);
-- 
2.27.0